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| author | H.J. Lu <hongjiu.lu@intel.com> | 2015-07-09 12:11:18 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2015-07-09 05:11:18 -0700 |
| commit | d48ca70553f3884bff4827c98e1fd21f10bdc463 (patch) | |
| tree | 7977c3818fea2fb5776165ed22659db18a60b2f4 /gcc/config/i386/iamcu.h | |
| parent | 1916bcb5569bbeef370916731aabfab454b5593d (diff) | |
| download | gcc-d48ca70553f3884bff4827c98e1fd21f10bdc463.zip gcc-d48ca70553f3884bff4827c98e1fd21f10bdc463.tar.gz gcc-d48ca70553f3884bff4827c98e1fd21f10bdc463.tar.bz2 | |
Update config/i386/iamcu.h
Copy ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN and
ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX from config/i386/gnu-user.h.
* config/i386/iamcu.h (ASM_OUTPUT_ALIGNED_BSS): New.
(ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
(ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
From-SVN: r225609
Diffstat (limited to 'gcc/config/i386/iamcu.h')
| -rw-r--r-- | gcc/config/i386/iamcu.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/gcc/config/i386/iamcu.h b/gcc/config/i386/iamcu.h index a1c83f4..1e2fbe4 100644 --- a/gcc/config/i386/iamcu.h +++ b/gcc/config/i386/iamcu.h @@ -40,3 +40,46 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see #undef LIB_SPEC #define LIB_SPEC "--start-group -lc -lgloss --end-group" + +/* A C statement (sans semicolon) to output to the stdio stream + FILE the assembler definition of uninitialized global DECL named + NAME whose size is SIZE bytes and alignment is ALIGN bytes. + Try to use asm_output_aligned_bss to implement this macro. */ + +#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ + asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN) + +/* A C statement to output to the stdio stream FILE an assembler + command to advance the location counter to a multiple of 1<<LOG + bytes if it is within MAX_SKIP bytes. + + This is used to align code labels according to Intel recommendations. */ + +#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \ + do { \ + if ((LOG) != 0) { \ + if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ + else { \ + fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \ + /* Make sure that we have at least 8 byte alignment if > 8 byte \ + alignment is preferred. */ \ + if ((LOG) > 3 \ + && (1 << (LOG)) > ((MAX_SKIP) + 1) \ + && (MAX_SKIP) >= 7) \ + fputs ("\t.p2align 3\n", (FILE)); \ + } \ + } \ + } while (0) + +/* Handle special EH pointer encodings. Absolute, pc-relative, and + indirect are handled automatically. */ +#define ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX(FILE, ENCODING, SIZE, ADDR, DONE) \ + do { \ + if ((SIZE) == 4 && ((ENCODING) & 0x70) == DW_EH_PE_datarel) \ + { \ + fputs (ASM_LONG, FILE); \ + assemble_name (FILE, XSTR (ADDR, 0)); \ + fputs (((ENCODING) & DW_EH_PE_indirect ? "@GOT" : "@GOTOFF"), FILE); \ + goto DONE; \ + } \ + } while (0) |